v.0.2.1

CSS:
Minor cosmetic styles fix
Footer z-index
Source_hl display fix
Added CouchDB core module with API for specStatus Plugin and others
New global methods in Utils
ScrollToHash small refactor
specStatus plugin (temporary in core)
Added subheaders info to sections api
Utils.getPathToPage improvement
SpecStatus bug fixes and auto spec info block creaction
specStatus plugin update
Inner navigation menu fixes
Crowd Voice plugin
Spec Status small refactorings
modules/couch small reafactorings and documentation
sectionClass -> SECTION_CLASS
sectionClass -> SECTION_CLASS
Crowd Voice, add deffered to initDOM
Merge remote-tracking branch 'remotes/origin/v.0.3.0' into node_exp
Node + DB